Home / 54,477.63-75,177.39-30,278.48

Finding the Fourth Proportional to 54,477.63, 75,177.39 and 30,278.48

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Solution

The fourth proportional to 54,477.63, 75,177.39 and 30,278.48 is: 41,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.63 : 75,177.39 = 30,278.48 : x
  2. Step 2: Convert to fraction form
    54,477.63/75,177.39 = 30,278.48/x
  3. Step 3: Cross multiply
    54,477.63x = 75,177.39 × 30,278.48
  4. Step 4: Simplify right side
    54,477.63x = 2,276,256,723.68
  5. Step 5: Solve for x
    x = 2,276,256,723.68/54,477.63
  6. Step 6: Final answer
    x = 41,783.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.